AD 97-21-15

final rule
Data completeness: 70%

Airworthiness Directives; British Aerospace Model Avro 146-RJ Series Airplanes

AD Number
97-21-15
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-NM-05-AD
FR Citation
Federal Register: October 20, 1997 (Volume 62, Number 202)

Applicability

TypeManufacturerModelDetails
aircraft BAE Systems (Operations) Limited Avro 146-RJ100A Airworthiness Directives; British Aerospace Model Avro 146-RJ Series Airplanes
aircraft BAE Systems (Operations) Limited Avro 146-RJ70A Airworthiness Directives; British Aerospace Model Avro 146-RJ Series Airplanes
aircraft BAE Systems (Operations) Limited Avro 146-RJ85A Airworthiness Directives; British Aerospace Model Avro 146-RJ Series Airplanes

Unsafe Condition

The incorrect size of electrical cables in the generator feeder circuit to certain busbars from the generator contactors can overheat due to incompatibility with generator rating requirements.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Modify the electrical system in the equipment bay by replacing certain cables, clamps, and fairleads as per British Aerospace Service Bulletin SB.24-113-01532A or Revision 1. Submit alternative methods of compliance for approval if modifications, alterations, or repairs affect compliance.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Prior to the accumulation of 500 flight cycles after the effective date of this AD (November 24, 1997).

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Affected Aircraft

British Aerospace (BAE Systems) Model Avro 146-RJ100A, Avro 146-RJ70A, Avro 146-RJ85A airplanes, all serial numbers.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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